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Technical Data Sheet
PartsTable / COMPONENT / 11154443-2
11154443-2 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,PLAIN,KNURLED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, nut_style: KNURLED, knurl_width: 0.156 INCHES NOMINAL IN, nut_diameter: 0.500 INCHES NOMINAL IN, thread_class: 2B, nut_thickness: 0.438 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-898-3353, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
11154443-2
NSN: 5310-00-898-3353
FSC: 5310
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
nut_styleKNURLED
knurl_width0.156 INCHES NOMINAL IN
nut_diameter0.500 INCHES NOMINAL IN
thread_class2B
nut_thickness0.438 INCHES NOMINAL IN
thread_seriesUNF
small_end_length0.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
small_end_diameter0.375 INCHES NOMINAL IN
nominal_thread_size0.190 INCHES IN
thread_quantity_per_inch32
NSN5310-00-898-3353
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11154443-2 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
NUT THICKNESS: 0.438 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
THREAD SERIES: UNF
•
THREAD QUANTITY PER INCH: 32
•
MATERIAL: STEEL COMP 303 OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
KNURL WIDTH: 0.156 INCHES NOMINAL IN
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
NUT THICKNESS0.438 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.190 INCHES IN
THREAD SERIESUNF
THREAD QUANTITY PER INCH32
MATERIALSTEEL COMP 303 OVERALL
THREAD DIRECTIONRIGHT-HAND
KNURL WIDTH0.156 INCHES NOMINAL IN
THREAD CLASS2B
NUT DIAMETER0.500 INCHES NOMINAL IN
NUT STYLEKNURLED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
4086Interchangeable
interchangeable cross-reference
interchangeable
PT4086Interchangeable
interchangeable cross-reference
interchangeable
41H1504-350Interchangeable
interchangeable cross-reference
interchangeable
BAC1503-4283Interchangeable
interchangeable cross-reference
interchangeable
1391557Interchangeable
interchangeable cross-reference
interchangeable
AMS10134-2003Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11154443-2?
11154443-2 is a NUT,PLAIN,KNURLED.
What parts can replace 11154443-2?
There are 13 known substitutes for 11154443-2: 4086, PT4086, 41H1504-350 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11154443-2?
11154443-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-898-3353. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026